package v1

// PublicMethods defines API endpoints that don't require authentication.
// All other endpoints require a valid session or access token.
//
// This is the SINGLE SOURCE OF TRUTH for public endpoints.
// Both Connect interceptor and gRPC-Gateway interceptor use this map.
//
// Format: Full gRPC procedure path as returned by req.Spec().Procedure (Connect)
// or info.FullMethod (gRPC interceptor).
var PublicMethods = map[string]struct{}{
	// Auth Service - login/token endpoints must be accessible without auth
	"/memos.api.v1.AuthService/SignIn":       {},
	"/memos.api.v1.AuthService/RefreshToken": {}, // Token refresh uses cookie, must be accessible when access token expired

	// Instance Service - needed before login to show instance info
	"/memos.api.v1.InstanceService/GetInstanceProfile": {},
	"/memos.api.v1.InstanceService/GetInstanceSetting": {},

	// User Service - public user profiles and stats
	"/memos.api.v1.UserService/CreateUser":       {}, // Allow first user registration
	"/memos.api.v1.UserService/GetUser":          {},
	"/memos.api.v1.UserService/GetUserAvatar":    {},
	"/memos.api.v1.UserService/GetUserStats":     {},
	"/memos.api.v1.UserService/ListAllUserStats": {},
	"/memos.api.v1.UserService/SearchUsers":      {},

	// Identity Provider Service - SSO buttons on login page
	"/memos.api.v1.IdentityProviderService/ListIdentityProviders": {},

	// Memo Service - public memos (visibility filtering done in service layer)
	"/memos.api.v1.MemoService/GetMemo":   {},
	"/memos.api.v1.MemoService/ListMemos": {},
}

// IsPublicMethod checks if a procedure path is public (no authentication required).
// Returns true for public methods, false for protected methods.
func IsPublicMethod(procedure string) bool {
	_, ok := PublicMethods[procedure]
	return ok
}
